Air India Express vs Spring Airlines: fleets and facts compared

Air India Express sets out its domestic baggage rules in its baggage FAQ. Sizes and weights only; international allowances vary by route and are shown on the booking.

• Cabin bag: one piece of up to 7 kg, which must include any laptop and personal items, with maximum dimensions of 56 x 36 x 23 cm including handles, wheels and side pockets. Items strapped or tied together are not counted as one piece.
• Extra cabin allowance (Xtra Carry-On add-on): two cabin pieces with a combined weight of no more than 12 kg, or one piece of up to 12 kg.
• Checked bag: Xpress Lite fares include no checked bag. Other fares include one piece of up to 15 kg. Extra checked allowance can be pre-booked in steps of 3, 5, 10, 15 or 25 kg.
• Checked bag size: each bag must not exceed 81 x 119 x 119 cm (height x width x depth).

Source: Air India Express "FAQ: Domestic & International Baggage" page, read on 24 October 2026. The general add-ons page lists the baggage products but not the weights.

Source: airline baggage page, read 2026-10-24.

Spring Airlines' baggage page applies to 9C flights only and sets allowances by fare type. Sizes and weights as published:

• Cabin bag, two lower fare types (超惠飞 and 优选飞): one bag up to 7 kg and 20 x 30 x 40 cm, measured without wheels, handles or trolley bars.
• Cabin bag, top fare type (尊享飞): one bag up to 10 kg and 20 x 40 x 55 cm, measured the same way.
• An upgraded cabin bag can be bought, raising the allowance to 10 kg and 20 x 40 x 55 cm; still one piece.
• Checked bag: none included on the lowest fare type, or on 优选飞 fares sold without baggage. 优选飞 fares with baggage include 20 kg, maximum 40 x 60 x 100 cm including wheels. The top fare type includes 20 kg.
• Extra checked allowance can be bought in advance in 5, 10, 15, 20, 30 or 40 kg steps.
• Single checked piece: maximum 50 kg on domestic routes, 32 kg on Hong Kong, Macau, Taiwan and international routes.
• Infants: no free baggage allowance.

Cabin bags are checked at the check-in desk and the gate. On flights departing Jeju and Seoul, oversized or overweight cabin bags are refused at the gate. Source: flights.ch.com/baggage-rule (Chinese), read 24 October 2026.

Source: airline baggage page, read 2026-10-24.